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/*
* Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
* Copyright (c) 2005 Adrian Page <adrian@pagenet.plus.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef KIS_STRATEGY_COLORSPACE_LAB_H_
#define KIS_STRATEGY_COLORSPACE_LAB_H_
#include <tqcolor.h>
#include <klocale.h>
#include "kis_global.h"
#include "kis_integer_maths.h"
#include "kis_u16_base_colorspace.h"
class KisLabColorSpace : public KisU16BaseColorSpace {
public:
KisLabColorSpace(KisColorSpaceFactoryRegistry * tqparent, KisProfile *p);
virtual ~KisLabColorSpace();
public:
/**
* Return a COPY of the provided data. This method is provided to provide consistency,
* but you really don't want to be calling it.
*/
virtual TQ_UINT8 * toLabA16(const TQ_UINT8 * data, const TQ_UINT32 nPixels) const;
/**
* Return a COPY of the provided data. This method is provided for consistency,
* but you really don't want to call it.
*/
virtual TQ_UINT8 * fromLabA16(const TQ_UINT8 * labData, const TQ_UINT32 nPixels) const;
virtual bool willDegrade(ColorSpaceIndependence independence)
{
if (independence == TO_RGBA8)
return true;
else
return false;
};
virtual TQValueVector<KisChannelInfo *> channels() const;
virtual TQ_UINT32 nChannels() const;
virtual TQ_UINT32 nColorChannels() const;
virtual TQ_UINT32 pixelSize() const;
virtual TQString channelValueText(const TQ_UINT8 *pixel, TQ_UINT32 channelIndex) const;
virtual TQString normalisedChannelValueText(const TQ_UINT8 *pixel, TQ_UINT32 channelIndex) const;
virtual void getSingleChannelPixel(TQ_UINT8 *dstPixel, const TQ_UINT8 *srcPixel, TQ_UINT32 channelIndex);
virtual TQ_UINT8 difference(const TQ_UINT8 *src1, const TQ_UINT8 *src2);
virtual void mixColors(const TQ_UINT8 **colors, const TQ_UINT8 *weights, TQ_UINT32 nColors, TQ_UINT8 *dst) const;
virtual void invertColor(TQ_UINT8 * src, TQ_INT32 nPixels);
virtual void convolveColors(TQ_UINT8** colors, TQ_INT32 * kernelValues, KisChannelInfo::enumChannelFlags channelFlags, TQ_UINT8 *dst, TQ_INT32 factor, TQ_INT32 offset, TQ_INT32 nColors) const;
virtual void darken(const TQ_UINT8 * src, TQ_UINT8 * dst, TQ_INT32 shade, bool compensate, double compensation, TQ_INT32 nPixels) const;
virtual KisCompositeOpList userVisiblecompositeOps() const;
protected:
virtual void bitBlt(TQ_UINT8 *dst,
TQ_INT32 dstRowStride,
const TQ_UINT8 *src,
TQ_INT32 srcRowStride,
const TQ_UINT8 *srcAlphaMask,
TQ_INT32 maskRowStride,
TQ_UINT8 opacity,
TQ_INT32 rows,
TQ_INT32 cols,
const KisCompositeOp& op);
void compositeOver(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
/*
void compositeMultiply(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeDivide(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeScreen(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeOverlay(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeDodge(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeBurn(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeDarken(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeLighten(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeHue(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeSaturation(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeValue(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
void compositeColor(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
*/
void compositeErase(TQ_UINT8 *dst, TQ_INT32 dstRowStride, const TQ_UINT8 *src, TQ_INT32 srcRowStride, const TQ_UINT8 *tqmask, TQ_INT32 maskRowStride, TQ_INT32 rows, TQ_INT32 columns, TQ_UINT16 opacity);
private:
struct Pixel {
TQ_UINT16 lightness;
TQ_UINT16 a;
TQ_UINT16 b;
TQ_UINT16 alpha;
};
static const TQ_UINT16 U16_OPACITY_OPAQUE = UINT16_MAX;
static const TQ_UINT16 U16_OPACITY_TRANSPARENT = UINT16_MIN;
static const TQ_UINT32 NUM_CHANNELS = 4;
static const TQ_UINT32 NUM_COLOR_CHANNELS = 3;
static const TQ_UINT32 CHANNEL_L = 0;
static const TQ_UINT32 CHANNEL_A = 1;
static const TQ_UINT32 CHANNEL_B = 2;
static const TQ_UINT32 CHANNEL_ALPHA = 3;
static const TQ_UINT32 MAX_CHANNEL_L = 0xff00;
static const TQ_UINT32 MAX_CHANNEL_AB = 0xffff;
static const TQ_UINT32 CHANNEL_AB_ZERO_OFFSET = 0x8000;
friend class KisLabColorSpaceTester;
};
class KisLabColorSpaceFactory : public KisColorSpaceFactory
{
public:
/**
* Chalk definition for use in .kra files and internally: unchanging name +
* i18n'able description.
*/
virtual KisID id() const { return KisID("LABA", i18n("L*a*b* (16-bit integer/channel)")); };
/**
* lcms colorspace type definition.
*/
virtual TQ_UINT32 colorSpaceType() { return (COLORSPACE_SH(PT_Lab)|CHANNELS_SH(3)|BYTES_SH(2)|EXTRA_SH(1)); };
virtual icColorSpaceSignature colorSpaceSignature() { return icSigLabData; };
virtual KisColorSpace *createColorSpace(KisColorSpaceFactoryRegistry * tqparent, KisProfile *p) { return new KisLabColorSpace(tqparent, p); };
virtual TQString defaultProfile() { return "Lab built-in - (lcms internal)"; };
};
#endif // KIS_STRATEGY_COLORSPACE_LAB_H_
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